Pamlico Air 24 in. W X 30 in. H X 1 in. D Fiberglass 4 MERV Air Filter is the ultimate solution for cleaner and fresher air in your home or office. Made from high quality fiberglass material, this air filter effectively captures dust, pollen, and other airborne particles, providing a healthier and more comfortable environment. With a 4 MERV rating, it offers superior filtration and is designed to last up to 3 months. Keep your indoor air quality at its best with Pamlico Air.